My issue
My code
#include <iostream>
using namespace std;
long long int factorial(int n){
long long int f=1;
for(int i=1; i<=n; i++){
f=f*i;
}
return f;
}
int main() {
// your code goes here
int t;
cin>>t;
while(t--){
int N;
cin>>N;
long long int z=factorial(N);
int c=0, bit=0;
while(!bit){
bit=z%10;
z=z/10;
if(bit==0){
c++;
}
else{
bit=1;
}
}
cout<<c<<endl;
}
return 0;
}
Problem Link: FCTRL Problem - CodeChef